Introduction
This user manual provides comprehensive instructions for the installation, operation, and maintenance of your Dohaeris AX900 USB WiFi 6 Network Adapter. Please read this manual carefully before using the device to ensure proper functionality and to maximize its performance. This adapter is designed to provide high-speed wireless connectivity and Bluetooth capabilities for compatible Windows 10/11 systems.
Product Overview
The Dohaeris AX900 is a versatile USB network adapter that integrates both WiFi 6 (802.11ax) and Bluetooth 5.3 technologies. It offers a high-speed transmission rate of up to 900Mbps across dual bands (2.4GHz and 5.8GHz), ensuring stable and efficient wireless communication. Its plug-and-play design for Windows 10/11 eliminates the need for manual driver installation, making setup straightforward. The external 5dBi antenna enhances signal stability and range.

Figure 1: The Dohaeris AX900 USB WiFi 6 Network Adapter, showcasing its compact design and external antenna.
Key Features:
- High-Speed Connectivity: Up to 900Mbps transmission rate with dual-band (2.4G & 5.8G) support.
- WiFi 6 Standard: Supports IEEE802.11ax protocol for improved efficiency and performance in dense environments.
- Bluetooth 5.3: Enhanced Bluetooth connectivity for stable and efficient pairing with various devices.
- Driver-Free Installation: Plug and play functionality for Windows 10 and Windows 11 operating systems.
- External 5dBi Antenna: Provides a stronger and more stable wireless signal.
- WPA3 Encryption: Supports the latest WPA3 encryption for enhanced network security.
- MU-MIMO Support: Improves network efficiency by allowing simultaneous communication with multiple devices.
- Versatile Functionality: Supports both WiFi reception and AP hotspot transmission.

Figure 2: Overview of the AX900's core features, highlighting WiFi 6 and Bluetooth 5.3 capabilities.
What's in the Box
Upon opening the package, please verify that all components are present and in good condition.
- 1 x Dohaeris AX900 USB WiFi 6 Network Adapter
Setup Instructions
The AX900 adapter features a driver-free design for Windows 10 and Windows 11, simplifying the installation process.
- Prepare Your Computer: Ensure your computer is running Windows 10 or Windows 11. No prior driver installation is required.
- Insert the Adapter: Carefully insert the USB end of the AX900 adapter into an available USB port on your desktop computer or laptop.
- Automatic Recognition: Your operating system (Windows 10/11) will automatically detect and install the necessary drivers for both WiFi and Bluetooth functionalities. This process may take a few moments.
- Verify Installation:
- For WiFi: Check your network settings. You should see new wireless network options available.
- For Bluetooth: Go to your Bluetooth settings. The adapter should be recognized, and you should be able to pair new Bluetooth devices.

Figure 3: The AX900 adapter connected to a laptop, demonstrating its plug-and-play compatibility with Windows 10/11.
Once installed, the adapter is ready for use. You can now connect to WiFi networks and pair Bluetooth devices.
Operating Instructions
Connecting to a WiFi Network:
- Click on the WiFi icon in your Windows taskbar (usually in the bottom-right corner).
- A list of available wireless networks will appear.
- Select your desired network and click "Connect".
- If prompted, enter the network security key (password) and click "Next" or "OK".
- Your computer should now be connected to the WiFi network.
Pairing Bluetooth Devices:
- Ensure the Bluetooth device you wish to pair is in pairing mode (refer to the device's manual for specific instructions).
- On your Windows computer, go to Settings > Bluetooth & devices.
- Ensure Bluetooth is toggled "On".
- Click "Add device" or "Add Bluetooth or other device".
- Select "Bluetooth" from the options.
- Your computer will search for nearby Bluetooth devices. Select your device from the list.
- Follow any on-screen prompts to complete the pairing process (e.g., confirming a PIN).
Using as an AP Hotspot:
The AX900 can also function as a wireless access point (AP) to share your wired internet connection with other devices.
- Ensure your computer has a wired internet connection.
- Go to Settings > Network & internet > Mobile hotspot.
- Toggle "Mobile hotspot" to "On".
- You can customize the network name (SSID) and password under "Properties".
- Other devices can now connect to your computer's hotspot using the provided SSID and password.
Maintenance
To ensure the longevity and optimal performance of your AX900 USB WiFi 6 Network Adapter, follow these simple maintenance guidelines:
- Keep it Clean: Periodically wipe the adapter with a soft, dry cloth to remove dust and debris. Avoid using liquid cleaners or abrasive materials.
- Proper Storage: When not in use, store the adapter in a cool, dry place away from direct sunlight and extreme temperatures.
- Handle with Care: Avoid dropping the adapter or subjecting it to strong impacts. Do not bend or twist the antenna excessively.
- USB Port Care: Always insert and remove the adapter gently from the USB port to prevent damage to both the adapter and the computer's port.
- Software Updates: While the adapter is driver-free, ensure your Windows operating system is kept up-to-date. System updates often include network and Bluetooth improvements that can benefit the adapter's performance.
Troubleshooting
If you encounter issues with your AX900 adapter, refer to the following common problems and their solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter not recognized / No WiFi or Bluetooth options. |
|
|
| Slow WiFi speed or unstable connection. |
|
|
| Cannot pair Bluetooth devices. |
|
|
Specifications
| Feature | Detail |
|---|---|
| Model | AX900 |
| Brand | Dohaeris |
| Hardware Interface | USB 2.0 |
| Color | Black |
| Compatible Devices | Laptop (Windows 10/11) |
| Data Link Protocol | WiFi6 standard IEEE802.11ax protocol, Bluetooth 5.3 |
| Data Transfer Rate | 900 Megabits Per Second (Mbps) |
| Frequency Bands | 2.4GHz & 5.8GHz (Dual Band) |
| Antenna | External 5dBi High Gain Antenna |
| Encryption Support | WPA3 |
| Special Features | Driver-Free (Windows 10/11), MU-MIMO, AP Hotspot Function |
| UPC | 750266477558 |
| Country of Origin | China |

Figure 4: Visual representation of the AX900's WiFi 6 speed capabilities across dual bands.
Warranty and Support
For warranty information and technical support, please refer to the retailer or the official Dohaeris website where you purchased the product. Keep your purchase receipt as proof of purchase for any warranty claims.
For further assistance, you may also consult the online resources or support sections provided by Dohaeris.